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Beverages containing tea pectin

A tea beverage and beverage technology, which is applied to the field of beverages containing tea pectin, can solve the problems of reducing tea aroma, lowering commercial value, and easy to perceive the bitterness and astringency of catechins, and achieves suppression of sediment, strong rich taste, Astringency suppression effect

Active Publication Date: 2016-10-12
SUNTORY HLDG LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

For long-term storage, that is, to prevent microbial contamination, such container-packed tea beverages are usually heat-sterilized according to the material of the container, but this sterilization will significantly reduce the good-quality aroma of the tea.
In particular, when drinking a cooled container-packed tea beverage, there is a problem that it is difficult to perceive the good-quality aroma of the tea, but it is easy to perceive the bitterness and astringency of catechins and the like.
In addition, there is also the following problem. During long-term storage, the tea beverage in the container produces solid components such as white thread-like or cotton-like sediment (precipitation), and when the beverage in the container is filled in a transparent container, it lacks freshness. Appearance, decrease in product value

Method used

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  • Beverages containing tea pectin
  • Beverages containing tea pectin

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] 1. Manufacture of tea beverage

[0051] (1) Manufacture of tea extract (tea extract A) containing pectin in high concentration

[0052] 10 g of green tea leaves (heating degree: low) were sealed in an airtight container with a stirrer, and 180 mL of ion-exchanged water at 40° C. was added to immerse the green tea leaves. 0.2 g of a cellulase preparation ("Sumizyme C" of Shin Nippon Chemical Industry Co., Ltd.) was added thereto, and it stirred for 16 hours, maintaining 40 degreeC, and performed enzyme treatment. Thereafter, the obtained enzyme-treated solution was heated at 90° C. for 10 minutes to inactivate the enzyme, whereby tea extract A was obtained.

[0053] (2) Manufacture of tea extract (tea extract B) containing glyceroglycolipid in high concentration

[0054] 200 ml of warm water (35° C.) was added to 0.4 g of tea leaves ground in a stone mortar, and after keeping for 5 minutes, solid components with large particle diameters were separated and removed by ce...

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Abstract

Provided is a packaged tea beverage which gives intense umami and kokumi tastes but has reduced astringency while being well balanced between an umami taste and astringency, as well as shows reduced sedimentation even when stored for a long time. Specifically provided is a packaged tea beverage comprising Components (a) to (c): (a) 0.003-0.1% of tea-leaf-derived pectin, (b) 0.1-20 µg / mL of glyceroglycolipid, and (c) 100-600 ppm of catechin compound, wherein the packaged tea beverage has a turbidity (absorbance at an optical density of 680 nm) of 0.25 or less.

Description

technical field [0001] The present invention relates to a drink containing pectin derived from tea leaves and a method for producing the same. Background technique [0002] In recent years, a large number of container-packed beverages filled in containers such as cans and plastic bottles have been developed and marketed. Among them, container-packed tea beverages usually extract tea leaves with an aqueous solvent such as water to obtain a tea extract, adjust the concentration of the tea extract to a drinking concentration, and seal it in a sealed container such as a can or a plastic (PET) bottle. Sale. For long-term storage, that is, to prevent microbial contamination, such container-packed tea beverages are usually heat-sterilized according to the material of the container, but this sterilization significantly reduces the good-quality flavor of the tea. In particular, when drinking a cooled container-packed tea drink, there is a problem that it is difficult to perceive th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A23F3/16
Inventor 早川智小林真一长尾浩二山下达典
Owner SUNTORY HLDG LTD
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